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BOSTON MARATHON 2023

Nicole Armbrust

MA

Bib: 15771 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 46%
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:32/mi
26:30
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:42/mi
53:32
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:41/mi
1:20:32
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:42/mi
1:47:35
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:48/mi
1:53:35
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:45/mi
2:14:49
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:52/mi
2:42:22
↑ 181↓ 1480.2%
138 ft elev
20M
8:55/mi
2:54:29
↑ 64↓ 500.2%
148 ft elev
21M
9:30/mi
3:03:59
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:39/mi
3:10:27
↑ 17↓ 861.7%
156 ft elev
23M
8:59/mi
3:21:42
↑ 23↓ 630.6%
116 ft elev
24M
8:41/mi
3:30:23
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:51/mi
3:37:57
↓ 200.3%
20 ft elev
25.2M
9:20/mi
3:41:10
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:13/mi
3:49:32
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:35
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time1:55:57
Pace8:51 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:1426:308:3226:30
8:32
-
10K
6.21 mi11:25:1653:328:3727:02
8:42
+0:10
15K
9.32 mi11:52:161:20:328:3827:00
8:41
-0:01
20K
12.43 mi12:19:191:47:358:3927:03
8:42
+0:01
Half
13.11 mi12:25:191:53:358:406:00
8:48
+0:06
25K
15.53 mi12:46:332:14:498:4121:14
8:45
-0:03
30K
18.64 mi13:14:062:42:228:4327:33
8:52
+0:07
20M
20.00 mi13:26:132:54:298:4312:07
8:55
+0:03
21M
21.00 mi13:35:433:03:598:469:30
9:30
+0:35
35K
21.75 mi13:42:113:10:278:456:28
8:39
-0:51
23M
23.00 mi13:53:263:21:428:4611:15
8:59
+0:20
24M
24.00 mi14:02:073:30:238:468:41
8:41
-0:18
40K
24.85 mi14:09:413:37:578:467:34
8:51
+0:10
25.2M
25.20 mi14:12:543:41:108:473:13
9:20
+0:29
Finish
26.22 mi14:21:163:49:328:468:22
8:13
-1:07

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:13 /mi

Average Pace

8:46 /mi

Slowest Pace

9:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:36:49

94% of race

Time at Steady Pace

12:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:45 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:58:1426:308:3226:30
8:32
#17772
10K
6.21 mi11:25:1653:328:3727:02
8:42
#18615
15K
9.32 mi11:52:161:20:328:3827:00
8:41
#18704
20K
12.43 mi12:19:191:47:358:3927:03
8:42
#18553
Half
13.11 mi12:25:191:53:358:406:00
8:48
#18610
25K
15.53 mi12:46:332:14:498:4121:14
8:45
#18450
30K
18.64 mi13:14:062:42:228:4327:33
8:52
#18048
20M
20.00 mi13:26:132:54:298:4312:07
8:55
#17873
21M
21.00 mi13:35:433:03:598:469:30
9:30
#17746
35K
21.75 mi13:42:113:10:278:456:28
8:39
#17686
23M
23.00 mi13:53:263:21:428:4611:15
8:59
#17572
24M
24.00 mi14:02:073:30:238:468:41
8:41
#17501
40K
24.85 mi14:09:413:37:578:467:34
8:51
#17418
25.2M
25.20 mi14:12:543:41:108:473:13
9:20
#17363
Finish
26.22 mi14:21:163:49:328:468:22
8:13
#17242
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi177726412641218940(Top 71%)7070(Top 62%)7070(Top 389%)
10K6.21 mi3.10 mi18615-8436892-4806892-48019457(Top 73%)7359(Top 64%)7359(Top 405%)
15K9.32 mi3.11 mi18704-896945-536945-5318940(Top 71%)7070(Top 62%)7070(Top 389%)
20K12.43 mi3.11 mi18553+1516835+1106835+11018182(Top 68%)6612(Top 58%)6612(Top 364%)
Half13.11 mi0.68 mi18610-576874-396874-3919537(Top 73%)7414(Top 65%)7414(Top 408%)
25K15.53 mi2.42 mi18450+1606801+736801+7317725(Top 67%)6422(Top 56%)6422(Top 353%)
30K18.64 mi3.11 mi18048+4026598+2036598+20316486(Top 62%)5784(Top 51%)5784(Top 318%)
20M20.00 mi1.36 mi17873+1756508+906508+9016132(Top 61%)5655(Top 50%)5655(Top 311%)
21M21.00 mi1.00 mi17746+1276439+696439+6915992(Top 60%)5635(Top 49%)5635(Top 310%)
35K21.75 mi0.75 mi17686+606417+226417+2216183(Top 61%)5819(Top 51%)5819(Top 320%)
23M23.00 mi1.25 mi17572+1146365+526365+5216037(Top 60%)5775(Top 51%)5775(Top 318%)
24M24.00 mi1.00 mi17501+716330+356330+3515619(Top 59%)5609(Top 49%)5609(Top 309%)
40K24.85 mi0.85 mi17418+836292+386292+3815418(Top 58%)5549(Top 49%)5549(Top 305%)
25.2M25.20 mi0.35 mi17363+556275+176275+1714457(Top 54%)5024(Top 44%)5024(Top 276%)
Finish26.22 mi1.02 mi17242+1216209+666209+6613570(Top 51%)4525(Top 40%)4525(Top 249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18940

Females

7070

F45-49

7070

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

19457

Females

7359

F45-49

7359

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18940

Females

7070

F45-49

7070

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18182

Females

6612

F45-49

6612

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19537

Females

7414

F45-49

7414

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17725

Females

6422

F45-49

6422

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16486

Females

5784

F45-49

5784

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

16132

Females

5655

F45-49

5655

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

15992

Females

5635

F45-49

5635

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

16183

Females

5819

F45-49

5819

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

16037

Females

5775

F45-49

5775

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15619

Females

5609

F45-49

5609

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15418

Females

5549

F45-49

5549

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14457

Females

5024

F45-49

5024

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13570

Females

4525

F45-49

4525

Passing Analysis

Category:
Athletes Passed
2086
Passed By
1556
Net Change
+530
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17772
5K → 10K84927-843#17772#18615
10K → 15K143232-89#18615#18704
15K → 20K23483+151#18704#18553
20K → Half1269-57#18553#18610
Half → 25K20949+160#18610#18450
25K → 30K43735+402#18450#18048
30K → 20M19419+175#18048#17873
20M → 21M14720+127#17873#17746
21M → 35K7818+60#17746#17686
35K → 23M14026+114#17686#17572
23M → 24M10736+71#17572#17501
24M → 40K9916+83#17501#17418
40K → 25.2M6611+55#17418#17363
25.2M → Finish13615+121#17363#17242
TOTALS20861556+530
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing